Promethean Limited

Any device whose MAC address begins with 6C:DC:6A has a network interface built by Promethean Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

6C:DC:6A

Organization

Promethean Limited

Address

Activlab Blackburn Lancashire GB BB1 5SN

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.